Guilt is the newest incarnation, located at 275 Tremont street which has been home to some of the most legendary venues in Boston nightlife in the last 20 years.

Originally opening as JukeBox back in 1982, the basement was home to the hottest nightclub in Boston at that time. Open 7 nights a week with a line down the street to fill one of the longest running clubs in Boston history which stayed open until 2001.

After a serious renovation in February 2001, the a new venue called Matrix opened as a mainstream top 40 and house music club doing very successful with one of the most recognized and well known names in Boston DJ Adilson every Friday night. Matrix remained operating as one of the most popular and consistent venues in the city until closing in 2006.

The most recent incarnation as of late was Pearl which opened in 2006. This was the first time in which the venues downstairs split and Underbar opened and separated from Pearl. Taking on the mainstream open format genre, Pearl operated until January of 2011 for its current renovation.